Shenzhen Wenjiexin Electronics Co.,Ltd. is a hi-tech enterprise, specializing in the research,development and production of AC / DC series switching power supply, adapter and CCTV power supply. Established in 2006, more than 10 years we focus on these products only and become the most cost-effective manufacturer in China. We are ISO9001:2008 certified and implement 5S in our factory. In order to provide you defect-free product, we have imported the precise testing and inspection equipment which ensure qualified rate of our finished products is over 98 percent. CE, RoHS and FCC approval for our products. We not only export to worldwide but establish many sales network in big cities of China, such as Bejing, Guangzhou, Shanghai, Ningbo and so on. Especially we got the government project at the end of 2015 that would be a new and big step for our factory. Our Business Concepts: Sincerity, responsibility, coopetration and win-win If you want to find an outstanding manufacturer to cooperate and establish long term business relationship and friendship, don't hesitate and contact us directly. Welcome anytime. Thanks a lot.